Made of high-quality material, practical, easy to operate and use, with a wide application range and long service life. Features: The detector can locate metals (such as steel bars, copper pipes) and live AC cables hidden in walls, ceilings, and floors. Equipped with a backlit screen for clear display and accurate detection. Features soft rubber casing for improved durability and drop resistance, with simple one-button operation. Designed to make detection easier, safer, and more time-efficient. Large area sensor enhances detection accuracy. One-button operation for power and testing, eliminating the need for multiple mode switches. Screen displays distance data of detected objects, with audible beep alerts indicating object location. Specifications: Main material: ABS Color: Black Battery: 1 x 9V battery (not included) Maximum detection depth: Ferrous metal: 120mm Non-ferrous metal (copper): 100mm Alternating current (AC): 50mm Copper wire (≥4mm²): 40mm Auto shutdown time: 5 minutes Operating humidity range: 0–85% RH in metal detection mode Operating temperature range: -10°C to +50°C Storage temperature range: -20°C to +70°C Usage time: approximately 6 hours Product dimensions: 147 x 68 x 27mm / 5.8 x 2.7 x 1.1in Package dimensions: 184 x 101 x 55mm / 7.2 x 4.0 x 2.2in Package weight: 250g / 8.8oz Packing list: 1 x Wall Detector 1 x Protective Bag 1 x User Manual